1.   And despite the heights biotech stocks have reached this year, investment professionals and biotech executives say the stocks will come tumbling down.

2.   As you may recall, biotech stocks took a wild ride early this year, soaring in January and crashing in March.

3.   Biotech stocks started to bounce back faster than you could say fuhgedaboutit.

4.   Biotech stocks fell even as reports from an AIDS conference in Vancouver, British Columbia, showed various drug combinations are proving effective in slowing the virus.

5.   Biotech stocks have been trying to maintain their momentum, but bearish sell-offs in the broader market keep dragging the sector down.

6.   Biotech stocks have had a tough year.

7.   Biotech stocks, which had been moving up in the last two weeks, were hard hit by profit-taking.

8.   Biotech company stocks rocketed on speculation drugs they are developing could turn into blockbusters.

9.   Biotech stocks doubled and tripled in a matter of months, fueled by media hype of medical discoveries on the horizon.

10.   Biotech stocks, especially in genomics companies, have risen to unprecedented heights this year.